244053426431 has 4 divisors (see below), whose sum is σ = 244055619000. Its totient is φ = 244051233864.

The previous prime is 244053426403. The next prime is 244053426433. The reversal of 244053426431 is 134624350442.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 244053426431 - 2¹⁴ = 244053410047 is a prime.

It is a super-2 number, since 2×244053426431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244053426433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 919856 + ... + 1155093.

It is an arithmetic number, because the mean of its divisors is an integer number (61013904750).

Almost surely, 2^244053426431 is an apocalyptic number.

244053426431 is a deficient number, since it is larger than the sum of its proper divisors (2192569).

244053426431 is a wasteful number, since it uses less digits than its factorization.

244053426431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2192568.

The product of its (nonzero) digits is 276480, while the sum is 38.

Adding to 244053426431 its reverse (134624350442), we get a palindrome (378677776873).

The spelling of 244053426431 in words is "two hundred forty-four billion, fifty-three million, four hundred twenty-six thousand, four hundred thirty-one".